The highest day temperature in September 2026 was 86°F. The lowest night temperature was 53°F. The average values for day and night temperatures during September were 72.5°F и 65.8°F respectivly.

The average sea surface temperature in September 2026 for San Nicola Arcella was 84.7°F. The maximum and minimum values were 78.0°F and 89.0°F respectively.

Most of the days in September are sunny but you can also expect cloudy and gloomy days.

Precipitation total in September for San Nicola Arcella is 0.6 in. It makes september one of the least rainy months of the year.

The average wind speed in September is 4.9 mph. This value is relatively stable throughout the year.

We are using day length and cloud cover information for each day of the month to calculate averages for this chart. Average sunny hours for San Nicola Arcella in September is 9.2 hours.